<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>16-属性操作</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
</head>
<body>
    <div>青花瓷</div>
    <div>轨迹</div>
    <div>东风破</div>
    <div>发如雪</div>

    <script>
        let arr = ["red","blue","green","purple"];
        // 1. jQuery 遍历数组 each()
        $.each(arr,function(index,ele){
            console.log(index,ele);
        });
        /* 
        0 'red'
        1 'blue'
        2 'green'
        3 'purple'
        */

        // 2. 遍历对象 属性和值
        let hero = {
            name: "coco",
            skill:'无敌斩',
            level:18,
        }
        $.each(hero,function(key,value){
            console.log(key,value);
        });
        /* 
        name coco
        skill 无敌斩
        level 18
        */

        // 3. 遍历数组
        $('div').each(function(index,ele){
            // ele 是 DOM 的原生对象
            console.log(index,ele);
        })

    </script>
</body>
</html>